"yawing" in the verb sense
1. gape, yawn, yaw
be wide open
"the deep gaping canyon"
2. yaw
deviate erratically from a set course
"the yawing motion of the ship"
3. yaw
swerve off course momentarily
"the ship yawed when the huge waves hit it"
Source: WordNet® (An amazing lexical database of English)
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